@media all and (min-width: 769px){
    .headerTop{
        height: 85px;
        /* background-color: rgb(50, 190, 92); */
    }
    .logo {
        display: inline-block;
        width: 100px;
        height: 60px;
        margin: 15px 0px 0px 25px;
        /* background: brown; */
    }
    /* 导航图标 */
    .menu {
        width: 40px;
        height: 40px;        
        float: right;
        margin: 30px 25px 0px 0px;
    }
    /* 导航列表容器 */
    nav {
        position: fixed;
        box-sizing: border-box;
        width: 300px;
        height: 100%;
        overflow: hidden;
        top: 0px;
        right: -300px;
        padding: 0px 15px;
        background-color: rgba(3, 26, 42, 0.95);
        writing-mode:vertical-lr;
        transition: right .8s;
    }
    .navOpen {
        right: 0px !important;
    }
    nav ul {
        writing-mode:horizontal-tb;
        width: 100%;
        margin-top: 25%;
    }
    nav ul li {
        position: relative;
        box-sizing: border-box;
        height: 50px;
        line-height: 50px;
        padding: 0px 25px;
        border-bottom: 0.3px #eee solid;
        border-bottom-style: dotted;
    }
    nav ul li::after {
        content: '';
        position: absolute;
        left: 0px;
        right: 0px;
        bottom: 0px;
        margin-left: 5%;
        height: 3px;
        background-color: #c6c6c6;
        width: 0%;
        transition: all 0.3s;
    }
    nav ul li:hover::after {
        width: 90%;
    }
    .navLiActive {
        font-weight: bold;
    }
    .navLiActive::after {
        width: 90%;
    }
    nav ul li a {
        display: block;
    }
    .liNian {
        width: 90%;
        min-height: 453px;
        /* background-color: rgba(83, 177, 177, 0.267); */
    }
    .liNian img {
        width: 50%;
    }
    .liNianBox {
        flex: 1;
        padding-left: 50px;
    }
    .liNianBox h4 {
        font-size: 36px;
        margin-top: 3%;
    }
    .LiNianDirectionTitle span{
        display: block;
        padding-top: 10px;
    }
    .LiNianDirection {
        display: flex;
        flex-direction: column;
        justify-content: space-around;
        flex: 0.7;
    }
    .LiNianDirection p {
        margin-left: 0px !important;
    }
    /* 资讯中心 */
    .NewBox {
        width: 90%;
        margin: 0px auto;
        padding: 95px 0px 0px 0px;
    }
    .NewBox li a img{
        width: 100%;
        height: 350px;
        margin-top: 40px;
    }
    .NewTitle span {
        display: block;
        margin-top: 8px;
    }
    .NewTitle h4{
        font-size: 1.8rem;
    }
    .newprojectDescribe h5{
        font-size: 1.2rem;
        margin-top: 15px;
    }
    .newprojectDescribe p{
        margin-top: 25px;
    }
    /* 服务支持********************************************************** 开始*/
    .serviceContainer {
        padding: 70px 0px;
        height: 650px;
        background: url('../images/服务支持背景.jpg') no-repeat;
        background-attachment: fixed;
        background-size: cover;
        background-position-y: 50%;
        padding: 30px 0px;
    }
    .serviceBox {
        width: 90%;
    }
    .serviceTitle {
        text-align: center;
    }
    .serviceObj ul {
        margin-top: 20px;
    }
    /* 每个 */
    .serviceObj li {
        /* background-color: chartreuse; */
        width: 50%;
        padding: 20px;
        text-align: center;
    }
    /* 图标 */
    .serviceObj i {
        margin: 0px auto;
    }
    .serviceObj h6 {
        margin-top: 10px;
    }
    .serviceObj p {
        margin-top: 0px;
    }
    
    /* 精品案例轮播图 */
    .caseContainer {
        /* height: 500px; */
        position: relative;
        overflow: hidden;
        background-color: rgb(2, 20, 32);
        padding-bottom: 25px;
    }
    .caseContainer ul {
        /* width: 420vw; */
        font-size: 0px;
    }
    .caseContainer ul li{
        /* width: 60vw; */
        float: left;
        padding: 0px 15px;
        box-sizing: border-box;
    }
    .caseContainer ul li img {
        width: 100%;
        object-fit: cover;
    }
    .caseTitle {
        text-align: center;
        
    }
    .caseTitle h4{
        font-size: 1.8rem;
    }
    .caseTitle span {
        display: block;
        margin-top: 5px;
        color: rgb(66, 139, 202);
    }
    .caseContainer ul {
        padding-top: 10px;
    }
    button {
        position: absolute;
        top: 0px;
        bottom: 0px;
        margin: auto auto;
        width: 50px;
        height: 50px;
        border: solid 8px rgb(216, 216, 216);
        transform: rotate(45deg);
        background-color: rgba(255, 255, 255, 0);
        outline:none;
    }     
    .up {
        left: 50px;
        border-right: none;
        border-top: none;
    }
    .next {
        right: 50px;
        border-left: none;
        border-bottom: none;
    }
    .photo ul li {
        float: left;
        width: 33.33%;
        height: 40vh;
    }
    .explainBox {
        width: 95%;
        margin: 0px auto;
    }
    .explainLeft {
        float: left;
        width: 50%;
        height: 200px;
        padding-right: 10px;
    }
    .bootomNav {
        float: right;
        width: 50%;
        height: 200px;
    }
    .explainLeft img {
        margin-top: 20px;
    }
    .explainLeft p{
        margin-top: 40px;
        line-height: 1.5rem;
        font-size: 0.8rem;
    }
    .bootomNav {
        padding: 20px 0px 0px 10px;
    }
    .bootomNav li {
        display: inline-block;
        float: left;
        width: 50%;
        height: 50px;
        font-size: 0.8rem;
    }
    .statementBox {
        width: 90%;
        margin: 0px auto;
    }
    .statement p:nth-child(1){
        width: 60%;
    }
    .statement p:nth-child(2){
        display: none;
    }
    .statement p:nth-child(3){
        float: right;
    }
}

